STUTTGART -- DaimlerChrysler AG plans a major restructuring for its service subsidiary Debis, which may include the sale of its information-technology activities, said DaimlerChrysler Chairman Juergen Schrempp.

The fate of Debis Systemhaus, which has been rumored to be up for sale, will be decided by the end of March, Mr. Schrempp said. DaimlerChrysler is mulling three options: an alliance with another information-technology company; an initial public offering; or an outright sale. The price tag for Debis, which reported...